chromaffin tissue a tissue composed largely of chromaffin cells, well supplied with nerves and vessels; it occurs in the adrenal medulla and also forms the paraganglia of the body. cicatricial tissue the dense fibrous tissue forming a cicatrix, derived directly from granulation tissue; called also scar tissue.
No. Unemployment, Social Security, retirement benefits, 401K pay outs, etc are not considered earned income for the purpose of calculating earned income credits.
But youâre out of luck (sorry!) and you do not qualify for the Earned Income Credit if your only form of income is from one or more of the following sources: 1  Alimony. 2  Child support. 3  Dividends. 4  Inmate pay (i.e. money for work while imprisoned) 5  Interest. 6  Retirement income. 7  Social security. 8  Unemployment benefits.